As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APU FAULT LIGHT CAME ON AT FL320. ACCOMPLISHED APU FAULT PROCEDURE WITH RESTART AND LIGHT REMAINED ILLUMINATED. RESEATED ELECTRICAL CONNECTOR ON APU LOW OIL PRESSURE SWITCH SERVICED APU TO FULL ACCOMPLISHED GROUND CHECKS AND OIL CONSUMPTION CHECK ALL OK INSPECTED OIL FILTERS AND MAGNETIC CHIP DETECTORS ALL CLEAN APU OK FOR FURTHER SERVICE.